Head to head
Supabase Vector (pgvector) vs Weaviate Cloud
As a vector database API, Supabase Vector (pgvector) rates higher on the APIbenchmarks Index, 85.2 to 79.6, a 5.6-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Supabase Vector (pgvector) | Weaviate Cloud |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 85.2 | 79.6 |
Specifications
| Supabase Vector (pgvector) | Weaviate Cloud | |
|---|---|---|
| Best for | Postgres-native embeddings, no separate service | Hybrid search + AI-native query agents |
| Free tier | Free project: 500MB DB, pgvector included | 14-day sandbox only (auto-expires), no permanent free |
| Pricing | Bundled in Postgres plan (storage-based) | Usage-based (dimensions + storage) |
| Official SDKs | 7 languages | 7 languages |
Is Supabase Vector (pgvector) better than Weaviate Cloud?
On the APIbenchmarks Index, Supabase Vector (pgvector) rates higher (85.2 vs 79.6). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.